The act of masturbating in surreptitious or stealthy manner.
Did you hear about Jim? He had a flubit in Alice's pantie drawer!
by BigMackMcCrack May 5, 2011
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The act of masturbating in surreptitious or stealthy manner whilst buying on the internet
D & B had a flubit in their rooms whilst purchasing Christmas presents for their friends.
by JamesFarell November 16, 2011
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